About Calvin Klein Known as the world's finest designer underwear for men and women Calvin Klein Underwear was formed in 1982 and would forever alter the way the world viewed-and bought-men's underwear. Once a utilitarian product men's underwear suddenly became an object of desire. New advertising campaigns communicated the message of the updated sexy designer sensibility that distinguished Calvin Klein Underwear from all others. A complete women's line followed in 1983. Each season since then the brand has delivered a new line including basics basics in fashion colors as well as fashion-forward trendy underwear to stores. Calvin Klein Underwear is synonymous with quality. The fits and fabrications are developed to perfection to preserve the brand's standard of excellence. Men's fabrics range from comfortable cottons to edgy sheer synthetics while women's product includes foundations with clean and comfortable silhouettes daywear with sexy lace elements and satin touches as well as fashion trend-forward prints and styles.